/Engine/Plugins/FX/Niagara/Source/NiagaraShader/Public/NiagaraAsyncGpuTraceProvider.h
Hash table. PrimIdHashTable is the main hash table that maps GPUSceneInstanceIndex to andIndexwe can use to store Collision Groups inside HashToCollisionGroups.
struct FCollisionGroupHashMap
uint32
HashTableSize
FRWBuffer
HashToCollisionGroups
FRWBufferStruct...
PrimIdHashTable